Petroc of Cornwall

Petroc of Cornwall (600-658) was the king of Cornwall from 630 to 658, succeeding Clemen of Cornwall and preceding Culmin of Cornwall.

Biography
Petroc of Cornwall was born in 600 to the Christian Breton House of Devnent. Petroc was the son of King Clemen of Cornwall, and he succeeded him as king of Cornwall in 630. Petroc reigned until 658, by which point his son Progamel mab Petroc had died; his grandson Culmin of Cornwall succeeded him as king.